acceleration lane

noun

: a speed change area or lane consisting of added pavement at the edge of through traffic lanes to permit vehicles to accelerate before merging with the through-traffic flow compare deceleration lane

Word History

First Known Use

1941, in the meaning defined above

Time Traveler
The first known use of acceleration lane was in 1941

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Dictionary Entries Near acceleration lane

Cite this Entry

“Acceleration lane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acceleration%20lane. Accessed 1 Feb. 2023.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!


Fashionable Words

  • dog-sunglasses-scarf
  • Which of these items is named for a deadly weapon?
Name That Thing

You know what it looks like… but what is it called?

TAKE THE QUIZ
Solve today's spelling word game by finding as many words as you can with using just 7 letters. Longer words score more points.

Can you make 12 words with 7 letters?

PLAY